National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Significant Outbreak Of Severe Thunderstorms, Violent Tornadoes, And Heavy Rain In The Plains This Evening

An outbreak of severe thunderstorms along with strong to violent, long-tracked tornadoes continues to unfold from northwest Texas into central Oklahoma and southwest Missouri this evening. In addition to tornadoes...very large hail, damaging winds and flash flooding are also occurring. Residents should heed any warnings issued and follow local forecast office social media pages for updates. Read More >

Hazardous Weather Conditions

Current conditions at

Storm Lake (KSLB)

Lat: 42.6°NLon: 95.23°WElev: 1489ft.

54°F

12°C

Humidity 58%
Wind Speed E 13 mph
Barometer 30.03 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 20 May 6:35 pm CDT
Extended Forecast for

Storm Lake IA

Wind Advisory May 21, 12:00pm until May 22, 12:00am
Click here for hazard details and duration
Wind Advisory

  • Tonight

    Tonight: Showers, mainly after 2am. Low around 44. East wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Chance
    Showers then
    Showers

    Low: 44 °F

  • Tuesday

    Tuesday: Showers, with thunderstorms also possible after 1pm. High near 51. Windy, with an east wind 20 to 25 mph increasing to 30 to 35 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Showers and
    Windy

    High: 51 °F

  • Tuesday
    Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Cloudy, with a low around 48. Windy, with an east southeast wind 25 to 35 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Showers
    Likely and
    Windy

    Low: 48 °F

  • Wednesday

    Wednesday: Partly sunny, with a high near 69. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph.

    Partly Sunny
    and Breezy

    High: 69 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 47. West southwest wind 5 to 15 mph.

    Partly Cloudy

    Low: 47 °F

  • Thursday

    Thursday: A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 71. Chance of precipitation is 40%.

    Mostly Sunny
    then Chance
    T-storms

    High: 71 °F

  • Thursday
    Night

    Thursday Night: Showers likely and possibly a thunderstorm. Cloudy, with a low around 60. Chance of precipitation is 70%.

    Showers
    Likely

    Low: 60 °F

  • Friday

    Friday: Mostly sunny, with a high near 76.

    Mostly Sunny

    High: 76 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 53.

    Partly Cloudy

    Low: 53 °F

Detailed Forecast

Tonight
Showers, mainly after 2am. Low around 44. East wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Showers, with thunderstorms also possible after 1pm. High near 51. Windy, with an east wind 20 to 25 mph increasing to 30 to 35 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Cloudy, with a low around 48. Windy, with an east southeast wind 25 to 35 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Partly sunny, with a high near 69. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph.
Wednesday Night
Partly cloudy, with a low around 47. West southwest wind 5 to 15 mph.
Thursday
A chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 71. Chance of precipitation is 40%.
Thursday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 60. Chance of precipitation is 70%.
Friday
Mostly sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 53.
Saturday
Mostly sunny, with a high near 74.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.
Sunday
A chance of showers. Mostly cloudy, with a high near 72. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 55. Chance of precipitation is 40%.
Memorial Day
Showers likely. Mostly cloudy, with a high near 74. Chance of precipitation is 70%.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Storm Lake IA
 42.65°N 95.21°W (Elev. 1417 ft)
Last Update:
5:18 pm CDT May 20, 2019
Forecast Valid:
6pm CDT May 20, 2019-6pm CDT May 27, 2019
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation